/**
 * Created by mantoo on 2018/3/16.
 */

s = 0;

var base = +new Date(1968, 9, 3);
var oneDay = 24 * 3600 * 1000;
var date = [];

var data = [parseInt(10*Math.random())];
var now = new Date(base);

function addData(shift) {
    now = [now.getFullYear(), now.getMonth() + 1, now.getDate()].join('/');
    date.push(now);
    M =(parseInt(10*Math.random())) * 2 + data[data.length - 1];
    data.push(M);
    s = M;
    if (shift) {
        date.shift();
        data.shift();
    }

    now = new Date(+new Date(now) + oneDay);
}

        // data.push(Math.round((Math.random() - 0.5) * 20 + data[i - 1]));

for (var i = 1; i < 50; i++) {
    addData();
}

var myChart = echarts.init(document.getElementById('chart_1'));
var option = {
    tooltip: {
        trigger: 'axis',
        position: function (pt) {
            return [pt[0], '10%'];
        }
    },
    title: {
        left: 'center',
        text: '实时爬取数据速率监测图'+s,
    },
    toolbox: {
        feature: {
            dataZoom: {
                yAxisIndex: 'none'
            },
            restore: {},
            saveAsImage: {}
        }
    },
    xAxis: {
        type: 'category',
        boundaryGap: false,
        data: date
    },
    yAxis: {
        type: 'value',
        boundaryGap: [0, '100%']
    },
    dataZoom: [{
        type: 'inside',
        start: 80,
        end: 100
    }, {
        start: 80,
        end: 100,
        handleIcon: 'M10.7,11.9v-1.3H9.3v1.3c-4.9,0.3-8.8,4.4-8.8,9.4c0,5,3.9,9.1,8.8,9.4v1.3h1.3v-1.3c4.9-0.3,8.8-4.4,8.8-9.4C19.5,16.3,15.6,12.2,10.7,11.9z M13.3,24.4H6.7V23h6.6V24.4z M13.3,19.6H6.7v-1.4h6.6V19.6z',
        handleSize: '80%',
        handleStyle: {
            color: '#fff',
            shadowBlur: 3,
            shadowColor: 'rgba(0, 0, 0, 0.6)',
            shadowOffsetX: 2,
            shadowOffsetY: 2
        }
    }],
    series: [
        {
            name:'模拟数据',
            type:'line',
            smooth:true,
            symbol: 'none',
            sampling: 'average',
            itemStyle: {
                normal: {
                    color: 'rgb(255, 70, 131)'
                }
            },
            areaStyle: {
                normal: {
                    color: new echarts.graphic.LinearGradient(0, 0, 0, 1, [{
                        offset: 0,
                        color: 'rgb(255, 158, 68)'
                    }, {
                        offset: 1,
                        color: 'rgb(255, 70, 131)'
                    }])
                }
            },
            data: data
        }
    ]
};
i = 0;
setInterval(function () {

      addData(true);

   console.log(i);
   console.log(data);
    myChart.setOption({
            xAxis: {
                data: date
            },series: [{
            data: data
        }],title:{
                text:'实时爬取数据速率监测图'+s,
        }
        })
}, 1000);

myChart.setOption(option);




// for (var i = 1; i < 20000; i++) {
//     var now = new Date(base += oneDay);
//     date.push([now.getFullYear(), now.getMonth() + 1, now.getDate()].join('/'));
//     data.push(Math.round((Math.random() - 0.5) * 20 + data[i - 1]));
// }
// i = 0;
// setInterval(function () {
//     // jQuery.ajax({
//     //     url:"/zfq/admin/WebDataChart/Zhilian",
//     //     type:'post',
//     //     dataType:'json'
//     // }),
//         var now = new Date(base += oneDay);
//         date.push([now.getFullYear(), now.getMonth() + 1, now.getDate()].join('/'));
//         data.push(Math.round((Math.random() - 0.5) * 20 + data[i - 1]));
//    i ++;
//    console.log(i);
//    console.log(data);
//     myChart.setOption({
//             xAxis: {
//                 data: data.date
//             }
//         })
// }, 100);
// myChart.setOption(option);